[Ham-Computers] Modem RFI

Fri, 18 Oct 2002 10:55:44 -0500

Thanks, I did that.

Now I suspect that it might not be just the modem, but the modem line is 
what is sending the signal throughout the house on the telephone line.

Tom

At 10:42 AM 10/18/2002, Gene Harlan said something like:
>The first thing I would try is a ferrite core. Make sure to get one big
>enough to be able to wrap the phone line through it at least two times.
>Place the ferrite core as close to where the wire come out of the computer
>as possible.
>
>I think Radio Shack sells these as a friend of mine bought some there.
>
>Gene Harlan - WB9MMM
>Harlan Technologies - publishers of
>Amateur Television Quarterly
>OSCAR Satellite Report
>http://www.hampubs.com
>[email protected]
>815-398-2683 - voice
>815-398-2688 - fax
>
>----- Original Message -----
>From: "Tom" <[email protected]>
>To: <[email protected]>
>Sent: Thursday, October 17, 2002 7:58 PM
>Subject: [Ham-Computers] Modem RFI
>
>
>My modem is cranking out some bad RFI thru the phone line.  I cant even
>listen to the radio in my car when I pull into the garage when the computer
>is turned on.  I have checked ground and I have positively identified it as
>the modem.
>
>Will a regular telephone RFI filter work if the modem is the source?
>
>If not, then what do I do besides throw out the modem and get a new one?
>
>Thanks all.
>
>Tom
>KD5TIE
>
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